--- a/third_party/swiftshader/third_party/llvm-10.0/BUILD.gn
+++ b/third_party/swiftshader/third_party/llvm-10.0/BUILD.gn
@@ -1258,6 +1258,8 @@
     "llvm/lib/Target/PowerPC/PPCVSXFMAMutate.cpp",
     "llvm/lib/Target/PowerPC/PPCVSXSwapRemoval.cpp",
     "llvm/lib/Target/PowerPC/TargetInfo/PowerPCTargetInfo.cpp",
+    "llvm/lib/MC/MCXCOFFObjectTargetWriter.cpp",
+    "llvm/lib/MC/MCAsmInfoXCOFF.cpp",
   ]
 }